Last updated on 2025-05-27

How to Convert PDF to PDF/A

Want to keep your PDF files readable and secure for years to come? Converting them to PDF/A format is the best way to ensure long-term access and compliance with archiving standards. With Tenorshare PDNob, the process is quick, reliable, and easy to follow.

  • Launch the software and click Open PDF on the main screen.
    open pdf
  • Select the PDF document you want to convert to PDF/A from your device.
  • Click on the Convert option and then choose To PDF/A.
    convert to pdf/a
  • Click Convert to begin. Your file will be saved in PDF/A format in your selected folder.
    convert pdf to pdf/a

Video Tutorial on How to Convert PDF to PDF/A